Perhaps you should try some spelling variations:
rent sharing » risk sharing, rent seeking
cost sharing » risk sharing, cost savings
savings kong » savings bonds, savings count, savings using
wing yan » wang yan, wing ian, wing tan
yan yang » yang yang, yao yang, dan yang
yang jui » yang judy, yang di, yang xi

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: wing yan yang jui ((rent sharing) OR (cost sharing)) savings kong (sar or saur) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wing yan yang jui ((rent sharing) OR (cost sharing)) savings kong (sar OR saur) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wing yan yang jui ((rent sharing) OR (cost sharing)) savings kong (sar or saur) ;*".